*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}

body{
    font-family:Segoe UI,sans-serif;
    background:#f3f6fb;
    color:#333;
}

.container{
    max-width:1200px;
    margin:auto;
    padding:20px;
}

header{
    text-align:center;
    margin-bottom:30px;
}

.logo{
    width:80px;
    margin-bottom:10px;
}

header h1{
    color:#005fa3;
}

header p{
    color:#666;
}

.grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:20px;
}

.card{
    background:white;
    padding:20px;
    border-radius:15px;
    box-shadow:0 3px 10px rgba(0,0,0,.1);
}

.card h2{
    margin-bottom:15px;
    color:#005fa3;
}

.card a{
    display:block;
    text-decoration:none;
    color:white;
    background:#4fa3ff;
    margin:8px 0;
    padding:12px;
    border-radius:10px;
    transition:.2s;
}

.card a:hover{
    transform:translateY(-2px);
    background:#2789f5;
}

.year-btn{
    width:100%;
    border:none;
    cursor:pointer;
    background:#e8eef8;
    padding:12px;
    border-radius:10px;
    margin-top:10px;
    text-align:left;
    font-weight:bold;
}

.year-content{
    display:none;
    padding:10px 0;
}

.year-content.active{
    display:block;
}

footer{
    margin-top:30px;
    text-align:center;
    padding:20px;
    background:#ffd84d;
    font-weight:bold;
}

@media(max-width:768px){

.grid{
    grid-template-columns:1fr;
}

}